Doxepin (brand name sinequan) is an older prescription antidepressant (a "tricyclic" available generically) that is mostly used nowadays as a sleep aid. It also has anxiety-relieving effects. Common side effects include dry mouth, blurred vision, and constipation, but unlike many other prescription sleep aids, it is non-addictive.
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Yes:
It will take about two weeks of steady use for the Doxepin to build up a level in your system.
You would need to take it nightly for that long in order to determine its effect. If it helps partially but not completely, the dose may need to be raised.
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Sleep is a topic that involves concepts such as how long it takes to fall asleep, how many times one wakes up at night, how many hours one sleeps at night, sleep stages, dream sleep, snoring, etc
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